package org.sy.lab.Java7并发编程实战.六并发集合.一使用非阻塞式线程安全列表;

import java.util.concurrent.ConcurrentLinkedDeque;

public class PollTask implements Runnable {
	private ConcurrentLinkedDeque<String> list;
	public PollTask(ConcurrentLinkedDeque<String> list) {
		this.list = list;
	}
	@Override
	public void run() {
		for(int i=0; i<5000; i++) {
			list.pollFirst();
			list.pollLast();
		}
	}
}
